339638 has 8 divisors (see below), whose sum is σ = 548688. Its totient is φ = 156744.

The previous prime is 339637. The next prime is 339649. The reversal of 339638 is 836933.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (339631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6506 + ... + 6557.

It is an arithmetic number, because the mean of its divisors is an integer number (68586).

2³³⁹⁶³⁸ is an apocalyptic number.

339638 is a deficient number, since it is larger than the sum of its proper divisors (209050).

339638 is a wasteful number, since it uses less digits than its factorization.

339638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13078.

The product of its digits is 11664, while the sum is 32.

The square root of 339638 is about 582.7846943769. The cubic root of 339638 is about 69.7705411767.

The spelling of 339638 in words is "three hundred thirty-nine thousand, six hundred thirty-eight".